In physics|lang=en terms the difference between sphaleron and antisphaleron
is that sphaleron is (physics) the particle-like solution to an electroweak field equation while antisphaleron is (physics) the antiparticle of a sphaleron.
As nouns the difference between sphaleron and antisphaleron
is that sphaleron is (physics) the particle-like solution to an electroweak field equation while antisphaleron is (physics) the antiparticle of a sphaleron.